Patent US2944505A successfully refreshed from Google Patents.
US2944505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catamaran sail boat
Assignee: Individual
•
Filing: 1955-11-22
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Granted: 1960-07-12
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Expires: 1975-11-22
Abstract
No abstract record available.
Inventors
- 👤 Berge Jacques Marie Al Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:18
CPC Classifications
B; B63; B63B; B63B15/00; B63B15/0083; B63B1/00; B63B1/02; B63B1/10; B63B1/12; B63B1/121; B63B3/00; B63B3/02; B63B3/08; B63B2003/085; B63B2015/0016; B63B2015/0033; B63B2015/005; B63B2015/0075
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US163940A
Cited
US209414A
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US792924A
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US956533A
Cited
US1470459A
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US1916459A
Cited
US2585599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |